SHIMANO ΣΑΣΜΑΝ ΠΟΔΗΛΑΤΟΥ TOURNEY FD-TZ510-DS6 3x6 / 3x7sp 31.8mm EFDTZ510DSTM6

- Action: Down Swing

- Compatible chain: HG-UG 7/6-speed

- Clamp Band_31.8 mm 

- Down swing, top pull                                                                                                                                                                                                               

- Speeds_Front: 3 (friction)

- Speeds_Rear: 7/6

- Top gear teeth: 48T